| 3 | Capsosiphon fulvescens suppresses LPS-stimulated inflammatory responses by suppressing TLR4/NF-κB activation in RAW264.7 murine macrophages显示文摘Objective:To evaluate the effects of Capsosiphon fulvescens(C.fulvescens)ethanolic extract on inflammation in lipopolysaccharide(LPS)-induced RAW296.7 macrophages.Methods:The protective effects of C.fulvescens ethanolic extract on LPS-induced inflammation in RAW264.7 macrophages were assessed using biochemical analysis,including enzyme-linked immunosorbent assay,quantitative reverse transcription-polymerase chain reaction,and Western blot analysis.To examine reactive oxygen species(ROS)production,flow cytometry analysis,and immunofluorescence staining were used.Furthermore,the modulatory effect of C.fulvescens ethanolic extract on NF-κB activation was investigated.Results:C.fulvescens ethanolic extract significantly attenuated LPS-induced levels of pro-inflammatory cytokines and notably reduced the secretion and mRNA levels of LPS-mediated matrix metalloproteinases.In addition,C.fulvescens ethanolic extract decreased ROS production and suppressed the TLR4/NF-κB signaling pathway.Conclusions:C.fulvescens ethanolic extract alleviates inflammation as well as oxidative stress by modulating the TLR4/NF-κB signaling in LPS-induced RAW264.7 macrophages.C.fulvescens can be used as a potential therapeutic agent to suppress inflammation and oxidative stress-associated diseases. | Seon Yeong Ji EunJin Bang Hyun Hwangbo Min Yeong Kim Da Hye Kim Su Hyun Hong Shin-Hyung Park Chang-Young Kwon Gi-Young Kim You-Jin Jeon Suengmok Cho Yung Hyun Choi | 2024 | Asian Pacific Journal of Tropical Biomedicine2024，14，3： | 0 |
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